(19)
(11) EP 2 104 023 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
22.08.2012 Bulletin 2012/34

(43) Date of publication A2:
23.09.2009 Bulletin 2009/39

(21) Application number: 09155483.2

(22) Date of filing: 18.03.2009
(51) International Patent Classification (IPC): 
G06F 3/041(2006.01)
 G06F 3/044(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA RS

(30) Priority: 18.03.2008 SE 0800626

(71) Applicant: Swedin, Anders
252 51 Helsingborg (SE)

(72) Inventor:
  • Swedin, Anders
    252 51 Helsingborg (SE)

(74) Representative: Aurell, Henrik et al
Albihns.Zacco Studentgatan 4 Box 4289
203 14 Malmö
203 14 Malmö (SE)

   


(54) Method and apparatus at a touch sensitive device


(57) This invention relates to a method for increasing the resolution of a touch sensitive display by measuring the properties of an electrical connection between an electrode on the display and an object located in the vicinity of the display and determining the distance between the object and the electrode based in the measured properties of the electrical connection







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